CN117085503A - Intelligent desulfurization treatment spray device for purifying ship tail gas - Google Patents
Intelligent desulfurization treatment spray device for purifying ship tail gas Download PDFInfo
- Publication number
- CN117085503A CN117085503A CN202311352465.9A CN202311352465A CN117085503A CN 117085503 A CN117085503 A CN 117085503A CN 202311352465 A CN202311352465 A CN 202311352465A CN 117085503 A CN117085503 A CN 117085503A
- Authority
- CN
- China
- Prior art keywords
- spray
- gas
- convection
- desulfurization
- tower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007921 spray Substances 0.000 title claims abstract description 99
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 49
- 230000023556 desulfurization Effects 0.000 title claims abstract description 49
- 239000007789 gas Substances 0.000 claims abstract description 91
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000002912 waste gas Substances 0.000 claims abstract description 39
- 239000007788 liquid Substances 0.000 claims abstract description 37
- 238000005507 spraying Methods 0.000 claims abstract description 20
- 238000000889 atomisation Methods 0.000 claims abstract description 13
- 239000013535 sea water Substances 0.000 claims description 33
- 238000001514 detection method Methods 0.000 claims description 13
- 230000003009 desulfurizing effect Effects 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 7
- 239000000779 smoke Substances 0.000 abstract description 9
- 239000002002 slurry Substances 0.000 abstract description 8
- 238000002156 mixing Methods 0.000 abstract description 7
- 238000000746 purification Methods 0.000 abstract description 7
- 150000003839 salts Chemical class 0.000 abstract description 7
- 239000002245 particle Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000012071 phase Substances 0.000 description 18
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- 239000007791 liquid phase Substances 0.000 description 8
- 238000009827 uniform distribution Methods 0.000 description 6
- 239000003595 mist Substances 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 3
- 229910052815 sulfur oxide Inorganic materials 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004868 gas analysis Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000010812 mixed waste Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/507—Sulfur oxides by treating the gases with other liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/01—Engine exhaust gases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to the technical field of wet desulfurization equipment, and discloses an intelligent desulfurization treatment spray device for purifying ship tail gas, which comprises a spray desulfurization tower, a waterway assembly and an air path assembly, wherein the waterway assembly and the air path assembly are input into the spray desulfurization tower, the spray desulfurization tower comprises a slurry tank cylinder and a plurality of spray parts arranged on the slurry tank cylinder, the spray parts are sequentially arranged along the vertical direction, and a demister and a discharge flange arranged above the demister are arranged at the top end of the spray parts. The spraying part of the invention is designed into a multi-layer structure, smoke and liquid are injected from two sides along the tangential direction, and the upper side is sprayed by atomization, so that smoke-liquid mixing is realized, large-particle impurities in smoke are deposited, gas in smoke is spirally escaped and mixed with atomized steam, the mixture of waste gas and water vapor generates rotational flow in the tower body, the mixing time of the smoke-steam in the tower is prolonged, the purification efficiency is increased, and the salt fog can have better effect of absorbing waste gas compared with the traditional water fog.
Description
Technical Field
The invention relates to the field of wet desulfurization equipment, in particular to an intelligent desulfurization treatment spray device for purifying ship tail gas.
Background
The power end of the ship can generate a large amount of waste gas when advancing, and a large amount of fuel, combustion products and moisture which are not completely combusted are mixed in the waste gas and cannot be directly discharged to the atmosphere, so that a treatment structure is arranged at the waste gas discharge end, and the spray desulfurization tower is tower equipment for desulfurizing the waste gas in the ship.
The traditional spray desulfurizing tower adopts large-area liquid spray, sulfur in waste gas can be purified through tiny water drops (vapor) or filler generated by a nozzle, but the large-area liquid spray can cause larger mass transfer resistance of two phases of smoke (waste gas) -vapor (vapor), the mass transfer resistance means that solute molecules continuously enter and exit between a mobile phase and a fixed liquid phase, when the mass transfer resistance of the two phases is larger, a large amount of energy loss in a smoke-vapor system, such as friction loss and diffusion loss, can be caused, the energy loss in the smoke-vapor system can inhibit the effective migration of sulfur in the waste gas, the contact reaction efficiency between the sulfur in the waste gas and the vapor is reduced, and the tail gas purifying desulfurization efficiency is low.
Disclosure of Invention
The invention provides an intelligent desulfurization treatment spray device for purifying ship tail gas, which solves the technical problem of reduced contact reaction efficiency caused by mass transfer resistance of two phases during spraying in the related art.
The invention provides an intelligent desulfurization treatment spray device for purifying ship tail gas, which comprises a spray desulfurization tower, a waterway assembly and an air path assembly, wherein the waterway assembly and the air path assembly are input into the spray desulfurization tower, the spray desulfurization tower comprises a slurry tank cylinder and a plurality of spray parts arranged on the slurry tank cylinder, the spray parts are sequentially arranged along the vertical direction, and a demister and a discharge flange arranged above the demister are arranged at the top end of the spray parts;
the inside of the spraying part is provided with a convection assembly, the convection assembly comprises a plurality of convection hoppers and tangential air inlet pipes and liquid inlet pipes arranged at two sides of each convection hopper, waste gas input by the air inlet pipes and treatment liquid input by the liquid inlet pipes are continuously mixed in the hopper walls of the convection hoppers, the bottom ends of the convection hoppers are provided with annular atomization nozzles, and the atomization treatment liquid sprayed by the atomization nozzles on the convection hoppers can spray the waste gas of the other convection hoppers at the lower sides of the convection hoppers;
the input of water route subassembly is connected to the feed liquor pipe, and the input of gas route subassembly is connected to the intake pipe.
Further, two groups of guide grooves are arranged in the bucket body of the convection bucket, and the heights of adjacent groove walls of the two groups of guide grooves are lower than those of opposite groove walls.
Further, the middle part of convection bucket is equipped with the fixing base, and four lateral walls of fixing base all are equipped with the circulation groove, and the middle part of fixing base is equipped with the stirring piece.
Further, the inner side of the fixing seat is provided with a filter element, and the atomizing nozzle is arranged on the output end of the filter element of the fixing seat after filtration.
Further, the waterway assembly comprises a sea water pump, a water pipeline and a spray header, the spray header comprises a spray frame and a plurality of spray nozzles arranged on the spray frame, the spray nozzles are arranged along the tangential direction of the horizontal plane, and the sea water pump is connected to the spray header through the water pipeline.
Further, a liquid inlet flange is arranged on the spray desulfurization tower, the tail end of the liquid inlet flange is connected to the output end of the water conveying pipeline, and the liquid inlet flange is positioned in the spray desulfurization tower and extends to form a pipeline connected with the spray header.
Further, the gas circuit assembly comprises a gas inlet flange and a gas circuit pipeline, the gas inlet flange extends out of the outer side of the tower wall of the spray desulfurization tower, the gas circuit pipeline is arranged on the inner side of the tower wall, the gas circuit pipeline is provided with a plurality of through holes, and the plurality of through holes are respectively connected with the gas inlet pipe.
Further, the gas circuit pipeline comprises a lifting pipe, a uniform distribution pipe and a control valve, the uniform distribution pipe comprises a connecting pipe and branch pipes, a plurality of branch pipes are connected to the outer wall of the same side of the connecting pipe, the top end of the connecting pipe is connected with the tail end of the lifting pipe, and the control valve is mounted on the tail end of the branch pipe.
Further, the top of the spray desulfurizing tower is provided with a detection flange between the demister and the discharge flange, the inner side of the detection flange is provided with a suction fan, and the inner side of the discharge flange is provided with an electromagnetic valve.
Further, the end of the detection flange is provided with a Y-shaped connector, one end of the Y-shaped connector is connected with a gas analyzer, the other end of the Y-shaped connector is communicated into the gas circuit assembly, and a one-way valve is arranged at the joint of the Y-shaped connector and the gas circuit assembly.
The invention has the beneficial effects that: according to the spraying device, a multi-layer structure is arranged, smoke and liquid are injected from two sides along the tangential direction, meanwhile, atomization spraying is utilized at the upper side to realize smoke-liquid mixing, large-particle impurities in smoke are deposited, gas in the smoke is spirally escaped and mixed with atomized steam, the mixture of waste gas and water vapor generates rotational flow in a tower body, the mixing time of the smoke and steam in the tower is prolonged, the purifying efficiency is increased, a water source matched with the atomized steam is seawater, and the salt mist has better effect of adsorbing waste gas than the traditional water mist;
the spraying device is applied to a ship tail gas treatment system, desulfurizes waste gas of a ship, utilizes natural alkalinity of water vapor after seawater is atomized by the particle spraying device, is mixed with 'smoke-vapor' of acidic sulfur oxides in discharged smoke, can be further adjusted according to different pH values, salinity and alkalinity of seawater in different areas in the ship navigation process, realizes acid-base neutralization balance, reduces influence on desulfurization effect, and stabilizes desulfurization efficiency of waste gas discharged by the ship.
Drawings
FIG. 1 is a schematic diagram of a marine vessel exhaust purification system according to the present invention;
FIG. 2 is a schematic structural view of an intelligent desulfurization treatment spray device for purifying ship tail gas;
FIG. 3 is a front view of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the cross-sectional structure A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic view of the convection assembly of FIG. 4 according to the present invention;
FIG. 6 is a schematic diagram of the convection effect of FIG. 5 in accordance with the present invention;
fig. 7 is a schematic view of the air circuit assembly of fig. 4 according to the present invention.
In the figure: 100. spraying a desulfurizing tower; 110. pulp Chi Tong; 120. a spraying part; 130. an air inlet flange; 131. a heat exchange box; 140. a liquid inlet flange; 150. detecting a flange; 151. a suction fan; 160. a demister; 170. a convection assembly; 171. a convection bucket; 172. a guide groove; 173. a stirring member; 174. an air inlet pipe; 175. a liquid inlet pipe; 176. an atomizing nozzle; 180. a waterway assembly; 181. a spray header; 190. the air circuit component; 191. a riser; 192. the pipes are uniformly distributed; 193. and a control valve.
Detailed Description
The subject matter described herein will now be discussed with reference to example embodiments. It is to be understood that these embodiments are merely discussed so that those skilled in the art may better understand and implement the subject matter described herein and that changes may be made in the function and arrangement of the elements discussed without departing from the scope of the disclosure herein. Various examples may omit, replace, or add various procedures or components as desired. In addition, features described with respect to some examples may be combined in other examples as well.
Example 1
Referring to fig. 1, a ship tail gas purifying system is provided on a ship body, and comprises a spray desulfurizing tower 100, wherein an input end of the spray desulfurizing tower 100 is connected to a port for exhausting waste gas from a power end of a ship, the spray desulfurizing tower 100 is connected with a gas circuit component 190 and a water circuit component 180, wherein the input end of the water circuit component 180 is a port for introducing seawater into the ship body, namely a sea door, the water circuit component 180 is divided into a spray water circuit and a heat exchange water circuit, the spray water circuit is connected to a spray device, and the heat exchange water circuit exchanges heat for waste heat carried by spraying of the spray device.
The purification system is provided with a water quality analyzer at a port of the seawater inlet, wherein the water quality analyzer is used for detecting the pH, the salinity and the alkalinity of the input seawater, and the water quality analyzer is in the prior art and can detect the indexes of the pH, the salinity and the alkalinity of the input seawater in a range, so that the water quality analyzer is not described again;
the purification system also comprises a system processing unit, wherein the system processing unit is used for adjusting the pH value and the alkalinity of the detected seawater, and is specifically provided with a sodium hydroxide processing cabinet, and the seawater after heat exchange is injected into the spraying device through sodium hydroxide;
likewise, when the spraying wastewater of the spraying device is discharged, the spraying wastewater needs to be treated by a water treatment unit, specifically, the output end of the water treatment unit is connected with an oil residue treatment unit and a sewage treatment unit, after the circulating treatment of the oil residue treatment unit and the sewage treatment unit, the alkaline land input operation in the oil residue treatment unit can be realized by a sodium hydroxide treatment cabinet, the pH value of the sewage treatment unit can be adjusted by the sodium hydroxide input in the sodium hydroxide treatment cabinet, the oil residue treatment unit can adopt a ship oil residue treatment device with the application number of 201820575340.0, and the sewage treatment unit can adopt an oil-water separation device for ship sewage treatment with the application number of 202211451886.2;
and after the output is circularly filtered and treated, the output is treated by a water quality treatment unit before the output, wherein the water quality treatment unit comprises, but is not limited to, a water quality detector and a circulating pump group, after the detection by the water quality detector, if indexes of pH, salinity and alkalinity are not up to standard, the water is circulated into the water treatment unit for reprocessing, and then the seawater is discharged into the seawater without exceeding standard impurities except harmless salts, so that sulfide and waste heat in waste gas in ship tail gas are treated and purified.
Example two
Referring to fig. 1 to 7, a desulfurization intelligent spray device for purifying ship exhaust gas is incorporated into the exhaust gas purifying system of the ship in the first embodiment, seawater is introduced through a waterway, seawater is pumped into a spray desulfurization tower 100 through a seawater pump and a pipeline, and atomized into water vapor through a nozzle in the tower, and then natural alkalinity of the water vapor is used to mix with "smoke-vapor" of acidic sulfur oxides in exhaust gas, and after the sulfur oxides of exhaust gas are ensured to reach standards, harmless salt is generated and discharged to the full-automatic mode of open sea through a separately provided pipeline, and the other part of seawater circulating pump and pipeline are input into a cooling end, which cools the exhaust gas in the spray desulfurization tower 100 and drives cooling water to maintain the temperature regulation balance of the slurry pool of the spray desulfurization tower 100.
The spray device specifically comprises a spray desulfurization tower 100, a waterway assembly 180 and an air path assembly 190 which are input into the spray desulfurization tower 100, wherein the spray desulfurization tower 100 comprises a slurry pond cylinder 110 and a plurality of spray parts 120 arranged on the slurry pond cylinder 110, the spray parts 120 are sequentially arranged along the vertical direction, and a demister 160 and a discharge flange arranged above the demister 160 are arranged at the top end of the spray part 120;
the inside of the spraying part 120 is provided with a convection assembly 170, the convection assembly 170 comprises a plurality of convection hoppers 171, and an air inlet pipe 174 and a liquid inlet pipe 175 which are arranged at the tangential direction of the two sides of each convection hopper 171, the waste gas input by the air inlet pipe 174 and the treatment liquid input by the liquid inlet pipe 175 are continuously mixed in the hopper walls of the convection hoppers 171, the input ends of the air inlet pipe 174 and the liquid inlet pipe 175 are respectively arranged on the inner walls of the two sides of the bottom ends of the convection hoppers 171, the bottom ends of the convection hoppers 171 are provided with atomization nozzles 176 which are annularly distributed, and the atomization treatment liquid sprayed by the atomization nozzles 176 on the convection hoppers 171 can spray the waste gas of the other convection hoppers 171 at the lower sides of the convection hoppers;
two groups of guide grooves 172 are arranged in the bucket body of the convection bucket 171, the heights of adjacent groove walls of the two groups of guide grooves 172 are lower than those of opposite groove walls, namely, when gas phase and liquid phase are converged through tangential directions, the gas phase and the liquid phase can be continuously collided and exchanged between the adjacent wall bodies, namely, large particles in the waste gas can be deposited into the liquid phase, and the seawater in the liquid phase is continuously formed into small liquid drops under the action of wind power to form stable salt with sulfides and the like in the waste gas.
The middle part of the fixing seat is provided with a stirring piece 173, the inner side of the fixing seat is provided with a filter core, the atomizing nozzle 176 is arranged at the output end of the fixing seat after the filter core is filtered, the mixed liquid in the convection bucket 171 is converged to the stirring piece 173 part at the bottom side, the stirring piece 173 is continuously stirred to further mix, the middle part of the convection bucket 171 is provided with the fixing seat, the four side walls of the fixing seat are all provided with circulation grooves, after the filter core is filtered, seawater is atomized by the atomizing nozzle 176 and sprayed into the convection bucket 171 at the lower side, wherein the gas phase is guided to the high place from bottom, the seawater is sprayed from top to bottom, the tangential mixing is continuously carried out on the gas phase, the upper layer spraying is carried out, the gas phase is purified and then escapes upwards along the spray desulfurization tower 100 until reaching a demister 160, the demister 160 is the prior art, and the purified gas can be effectively removed to generate 'fog' with the particle size of 10-60 microns, the 'fog' contains water, sulfuric acid, sulfate and SO are dissolved in the demister 160 2 And the like, so that the purified gas needs to be defogged before leaving the absorption tower, and the defogging can effectively improve the probability of the standard coincidence of the discharged gas.
An input of waterway assembly 180 is coupled to inlet tube 175 and an input of air circuit assembly 190 is coupled to air inlet tube 174.
Specifically, the liquid inlet pipe 175 and the gas inlet pipe 174 are tangentially input from two sides, the gas phase and the liquid phase of the gas inlet pipe 174 are tangentially mixed from two sides of the bottom, the gas phase and the liquid phase are tangentially mixed, the gas phase rises after being tangentially mixed, the liquid phase carries sulfides in the gas phase to slide downwards along the bucket body of the convection 171, and the rising direction of the gas phase is clockwise/anticlockwise;
meanwhile, the waste gas escaping from the convection bucket 171 below is introduced from a circulation groove at the lower side of the convection bucket 171, water vapor sprayed from an atomization spray head 176 is carried in the process of introducing, the waste gas and the water vapor are rotationally accelerated by a stirring piece 173, the waste gas and the water vapor rotationally mixed and ascend along the inner wall of the bucket body of the convection bucket 171, the ascending direction of the waste gas and the water vapor is anticlockwise/clockwise, the clockwise/anticlockwise tangentially mixed ascending gas phase collides with the anticlockwise/clockwise rotationally mixed waste gas and the water vapor, and sulfide in the waste gas is further purified;
it should be further noted that, the waterway assembly 180 includes a sea water pump, a water pipe and a spray header 181, the spray header 181 includes a spray frame and a plurality of nozzles disposed on the spray frame, the nozzles are disposed along a tangential direction of a horizontal plane, the sea water pump is connected to the spray header 181 through the water pipe, a liquid inlet flange 140 is disposed on the spray desulfurization tower 100, a tail end of the liquid inlet flange 140 is connected to an output end of the water pipe, and the liquid inlet flange 140 is disposed in the spray desulfurization tower 100 and extends to form a pipe connected with the spray header 181.
The gas circuit assembly 190 comprises a gas inlet flange 130 and a gas circuit pipeline, wherein the gas inlet flange 130 extends out of the outer side of the tower wall of the spray desulfurization tower 100, the gas circuit pipeline is arranged on the inner side of the tower wall and is provided with a plurality of through holes, the plurality of through holes are respectively connected with the gas inlet pipe 174, the gas circuit pipeline comprises a lifting pipe 191, a uniform distribution pipe 192 and a control valve 193, the uniform distribution pipe 192 comprises a connecting pipe and a branch pipe, the plurality of branch pipes are connected to the outer wall of the same side of the connecting pipe, the top end of the connecting pipe is connected with the tail end of the lifting pipe 191, and the control valve 193 is mounted on the tail end of the branch pipe.
The input end of the air inlet flange 130 is provided with a heat exchange box 131, the heat exchange box 131 is in the prior art, the principle of the heat exchange box 131 is consistent with that of the existing condenser, the air inlet is rapidly cooled in a large area through the circulating external water flow pipeline, namely, the exhaust gas inlet adopts a water quenching technology, so that the tail gas of the diesel engine is cooled to about 200 ℃ within 1/10 second, and is rapidly cooled to within 100 ℃, and the subsequent purification efficiency and effect are effectively ensured.
The top that sprays desulfurizing tower 100 is located between defroster 160 and the exhaust flange is equipped with detection flange 150, the inboard of detection flange 150 is equipped with suction fan 151, inboard at the exhaust flange is equipped with the solenoid valve, the tip of detection flange 150 is equipped with Y type joint, the one end that Y type connects is connected with gas analysis appearance, gas analysis appearance is arranged in detecting the content of sulphide in the exhaust gas, if sulphide index exceeds standard still need input to spray desulfurizing tower 100 and handle again, the other end that Y type connects communicates to in the gas circuit subassembly 190 simultaneously, the junction of Y type joint and gas circuit subassembly 190 is equipped with the check valve, the check valve avoids the waste gas of gas circuit subassembly 190 to get into in the Y type joint.
A drain flange is provided at the end of the slurry tank 110, and the output end of the drain flange is connected to the water treatment unit of the purification system in the first embodiment, and the wastewater is discharged after reaching the standard.
The processing flow of the intelligent desulfurization treatment spraying device for purifying the tail gas of the ship in the purifying system is as follows: seawater is input through the inlet flange 140 end, waste gas is input through the inlet flange 130 end, the waste gas firstly passes through the heat exchange box 131, circulating water of the heat exchange box 131 is also introduced into the seawater, the seawater rapidly takes waste heat in the waste gas, after the waste gas is lifted to the upper side through the lifting pipe 191, the waste gas output is controlled by the uniform distribution pipe 192 through the control valve 193 through the uniform distribution pipe 192, the waste gas output is sequentially increased from top to bottom, the seawater is introduced into the inlet flange 140 and enters the spray header 181, and the spraying amount of the spray header 181 is consistent;
seawater is input through a tangential liquid inlet pipe 175, waste gas is input through a tangential air inlet pipe 174, seawater in the convection hopper 171 positioned at the upper side of the convection hopper 171 is atomized and sprayed out by an atomization spray nozzle 176 to form salt mist, the seawater continuously carries out tangential mixing on gas phases, the gas phases escape after being mixed and purified, the gas phases escape in a tangential way, the upper seawater is atomized and sprayed, the salt mist of the upper seawater and the atomized and sprayed form a 'smoke-steam' cyclone state, the mixture of the waste gas and the water vapor generates cyclone in a tower body, the mixing time of the 'smoke-steam' in the tower body is increased, the purifying efficiency is improved, the purified waste gas is upwards along the spray desulfurization tower 100 until reaching a demister 160, and the purified gas can be effectively removed to generate 'mist' with the particle size of 10-60 microns;
before the exhaust, the detection is carried out, namely the gas after the partial purification and defogging is sucked by the suction fan 151 enters the gas detector, the electromagnetic valve is directly opened for discharging after the detection is qualified, and the unqualified detection is circulated to the gas circuit assembly 190 for reprocessing until the gas reaches the standard and is discharged.
The embodiment has been described above with reference to the embodiment, but the embodiment is not limited to the above-described specific implementation, which is only illustrative and not restrictive, and many forms can be made by those of ordinary skill in the art, given the benefit of this disclosure, are within the scope of this embodiment.
Claims (10)
1. The utility model provides a desulfurization intelligent spraying device for purifying ship exhaust gas, includes spray desulfurizing tower (100) and water route subassembly (180) and gas path subassembly (190) of input to spray desulfurizing tower (100), characterized in that, spray desulfurizing tower (100) include thick liquid Chi Tong (110) and locate a plurality of spray portion (120) on thick liquid Chi Tong (110), spray portion (120) are arranged in proper order along the plumb direction, are equipped with defroster (160) and locate the exhaust flange of defroster (160) top on the top of spray portion (120);
the inside of the spraying part (120) is provided with a convection assembly (170), the convection assembly (170) comprises a plurality of convection hoppers (171) and tangential air inlet pipes (174) and liquid inlet pipes (175) arranged at two sides of each convection hopper (171), waste gas input by the air inlet pipes (174) and treatment liquid input by the liquid inlet pipes (175) are continuously mixed in the hopper walls of the convection hoppers (171), the bottom ends of the convection hoppers (171) are provided with atomization nozzles (176) distributed annularly, and the atomization treatment liquid sprayed by the atomization nozzles (176) on the convection hoppers (171) can spray the waste gas of the other convection hoppers (171) at the lower sides of the convection hoppers;
the input end of the waterway assembly (180) is connected to the liquid inlet pipe (175), and the input end of the waterway assembly (190) is connected to the air inlet pipe (174).
2. The intelligent spray device for desulfurization treatment for purifying marine vessel exhaust gas according to claim 1, wherein two sets of guide grooves (172) are provided in the interior of the body of the convection bucket (171), and the height of the adjacent groove walls of the two sets of guide grooves (172) is lower than the height of the opposing groove walls.
3. The intelligent desulfurization treatment spray device for purifying the tail gas of the ship according to claim 2, wherein a fixed seat is arranged in the middle of the convection bucket (171), circulating grooves are formed in four side walls of the fixed seat, and a stirring piece (173) is arranged in the middle of the fixed seat.
4. A desulfurization intelligent spray device for purifying marine exhaust gas according to claim 3, wherein the inner side of the fixing seat is provided with a filter element, and the atomizer (176) is mounted on the filtered output end of the filter element of the fixing seat.
5. The intelligent desulfurization treatment spray device for purifying marine tail gas according to claim 4, wherein the waterway assembly (180) comprises a seawater pump, a water pipeline and a spray header (181), the spray header (181) comprises a spray frame and a plurality of nozzles arranged on the spray frame, the nozzles are arranged along the tangential direction of a horizontal plane, and the seawater pump is connected to the spray header (181) through the water pipeline.
6. The intelligent spray device for desulfurization treatment for purifying marine tail gas according to claim 5, wherein the spray desulfurization tower (100) is provided with a liquid inlet flange (140), the tail end of the liquid inlet flange (140) is connected to the output end of a water pipe, and the liquid inlet flange (140) is positioned in the spray desulfurization tower (100) and extends to form a pipeline connected with a spray header (181).
7. The intelligent spray device for desulfurization treatment for purifying marine tail gas according to claim 6, wherein the gas circuit assembly (190) comprises a gas inlet flange (130) and a gas circuit pipeline, the gas inlet flange (130) extends out of the tower wall of the spray desulfurization tower (100), the gas circuit pipeline is arranged on the inner side of the tower wall, the gas circuit pipeline is provided with a plurality of through holes, and the plurality of through holes are respectively connected with the gas inlet pipe (174).
8. The intelligent spray device for desulfurization treatment for purifying marine vessel exhaust gas according to claim 7, wherein the gas path pipeline comprises a riser (191), an even distribution pipe (192) and a control valve (193), the even distribution pipe (192) comprises a connecting pipe and branch pipes, a plurality of branch pipes are connected to the same side outer wall of the connecting pipe, the top end of the connecting pipe is connected with the tail end of the riser (191), and the control valve (193) is mounted on the tail end of the branch pipe.
9. The intelligent spray device for desulfurization treatment for purifying marine vessel exhaust gas according to claim 8, wherein a detection flange (150) is arranged between the demister (160) and the exhaust flange at the top of the spray desulfurization tower (100), a suction fan (151) is arranged at the inner side of the detection flange (150), and an electromagnetic valve is arranged at the inner side of the exhaust flange.
10. The intelligent desulfurization treatment spray device for purifying the tail gas of the ship according to claim 9, wherein a Y-shaped connector is arranged at the end part of the detection flange (150), one end of the Y-shaped connector is connected with a gas analyzer, the other end of the Y-shaped connector is communicated into the gas circuit assembly (190), and a one-way valve is arranged at the joint of the Y-shaped connector and the gas circuit assembly (190).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311352465.9A CN117085503B (en) | 2023-10-19 | 2023-10-19 | Intelligent desulfurization treatment spray device for purifying ship tail gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311352465.9A CN117085503B (en) | 2023-10-19 | 2023-10-19 | Intelligent desulfurization treatment spray device for purifying ship tail gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117085503A true CN117085503A (en) | 2023-11-21 |
| CN117085503B CN117085503B (en) | 2024-01-23 |
Family
ID=88777137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311352465.9A Active CN117085503B (en) | 2023-10-19 | 2023-10-19 | Intelligent desulfurization treatment spray device for purifying ship tail gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117085503B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117967428B (en) * | 2024-03-25 | 2024-05-28 | 汇舸(南通)环保设备有限公司 | Wet desulfurization and dust removal integrated device for ship tail gas treatment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040234434A1 (en) * | 2003-05-16 | 2004-11-25 | Muldowney Gregory P. | Multiphase mixing device with improved quench injection for inducing rotational flow |
| CN201969492U (en) * | 2010-12-28 | 2011-09-14 | 福建省丰泉环保控股有限公司 | Centrifugal contact deacidifying purification device |
| CN107051195A (en) * | 2017-05-25 | 2017-08-18 | 华南理工大学 | A kind of organic exhaust gas subregion oxidation eddy flow purification method and device |
| CN210278778U (en) * | 2019-06-03 | 2020-04-10 | 苏州仕净环保科技股份有限公司 | Industrial purification system for removing sulfide gas |
| CN111013389A (en) * | 2019-12-30 | 2020-04-17 | 上海德创海洋环境科技有限公司 | Washing tower for ship tail gas treatment |
| CN215939559U (en) * | 2021-10-18 | 2022-03-04 | 江苏新春兴再生资源有限责任公司 | Flue gas desulfurization cyclone barrel for secondary lead smelting furnace |
-
2023
- 2023-10-19 CN CN202311352465.9A patent/CN117085503B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040234434A1 (en) * | 2003-05-16 | 2004-11-25 | Muldowney Gregory P. | Multiphase mixing device with improved quench injection for inducing rotational flow |
| CN201969492U (en) * | 2010-12-28 | 2011-09-14 | 福建省丰泉环保控股有限公司 | Centrifugal contact deacidifying purification device |
| CN107051195A (en) * | 2017-05-25 | 2017-08-18 | 华南理工大学 | A kind of organic exhaust gas subregion oxidation eddy flow purification method and device |
| CN210278778U (en) * | 2019-06-03 | 2020-04-10 | 苏州仕净环保科技股份有限公司 | Industrial purification system for removing sulfide gas |
| CN111013389A (en) * | 2019-12-30 | 2020-04-17 | 上海德创海洋环境科技有限公司 | Washing tower for ship tail gas treatment |
| CN215939559U (en) * | 2021-10-18 | 2022-03-04 | 江苏新春兴再生资源有限责任公司 | Flue gas desulfurization cyclone barrel for secondary lead smelting furnace |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117967428B (en) * | 2024-03-25 | 2024-05-28 | 汇舸(南通)环保设备有限公司 | Wet desulfurization and dust removal integrated device for ship tail gas treatment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117085503B (en) | 2024-01-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7015794B2 (en) | Systems and methods to reduce the amount of sulfur oxides in exhaust gas | |
| CN117085503B (en) | Intelligent desulfurization treatment spray device for purifying ship tail gas | |
| CN103079673B (en) | Improved smoke eliminator and purification method | |
| KR102475344B1 (en) | Inline scrubber with dual water system | |
| CN104445725B (en) | Waste gas and high-concentration ammonia nitrogenous wastewater process integrated apparatus | |
| CN102343215B (en) | Dual-chamber multi-absorption wet flue gas desulfurizing device | |
| CN103349902B (en) | Flue gas processing method | |
| CN110433637A (en) | A kind of Method of Soda flue gas desulfurization device and technique | |
| CN103058435A (en) | Method for circularly processing hot boiler flue gas and desulfurization wastewater | |
| CN108939756A (en) | Ship tail gas desulphurization system | |
| CN203291707U (en) | Seawater desulfurization system suitable for sulphur waste gas treatment of large and medium-sized ship diesel engine | |
| CN106799126A (en) | Device of the ammonia process of desulfurization energy-conservation more than one times | |
| CN109173675A (en) | The fountain processing method and processing device of tung oil squeezing exhaust gas | |
| CN109464889A (en) | A kind of technique and its system for ocean platform gas cleaning | |
| CN206621986U (en) | A kind of desulfurization absorption plant | |
| JPH07303814A (en) | Dust collection device | |
| CN112774426A (en) | Desulfurization degree of depth is carried and is imitated and flue gas condensation integrated device | |
| CN107469544A (en) | Pneumatic emulsifying processing unit and system | |
| CN105688590B (en) | Combustion refuse flue gas purifying equipment and purification technique | |
| CN205886456U (en) | Water layer formula smoke and dust clarifier | |
| CN211435728U (en) | Double-structure combined waste gas purification treatment device | |
| CN106492610A (en) | A kind of water bath dust-removing desulfurization and dirt mud processing method | |
| CN209475974U (en) | A kind of high efficiency spray desulfurization equipment | |
| CN208465588U (en) | A kind of device using seawater removing flue gas middle and high concentration sulfur dioxide | |
| CN203370453U (en) | Fume treatment equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |